Feature:1. DEPTH ADJUSTMENT: This hand sealing machine with a adjusting rod to adjust the staples sinking according to the carton thickness. D for deep and S for shallow2. MANUAL TOOL: This carton staple gun is a manual tool, no need for air compressor or electricity, you can can use everywhere and anytime, useful and practical3. EASY TO USE: This manual carton closing stapler come with a staples pusher and pullerto make your work easier, effectively improve efficiency4. WIDE APPLICATIONS: This manual carton closing stapler is suitable for all kinds of sealing boxes, cartons, closed corrugated cardboard, olding boxes, complete overlap and more5. DURABLE CONSTRUCTION: Carton closing stapler is made from excellent materials, built to withstand the demands of heavy duty packaging tasks. Sturdy construction ensure long lasting performance and reliabilitySpecification:Item Type: Carton Closing StaplerNumber of Load: 100PcsStaple Type: 3515, 3516, 3518.Package List:1 x Carton Closing Stapler1 x Wrench2 x Accessories